NO124947B - - Google Patents

Info

Publication number
NO124947B
NO124947B NO162970A NO16297066A NO124947B NO 124947 B NO124947 B NO 124947B NO 162970 A NO162970 A NO 162970A NO 16297066 A NO16297066 A NO 16297066A NO 124947 B NO124947 B NO 124947B
Authority
NO
Norway
Application number
NO162970A
Other languages
Norwegian (no)
Inventor
J Ditson
J Cantrel
Original Assignee
Ingersoll Rand Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Ingersoll Rand Co filed Critical Ingersoll Rand Co
Priority to NO170740A priority Critical patent/NO124948B/no
Publication of NO124947B publication Critical patent/NO124947B/no

Links

Classifications

    • E—FIXED CONSTRUCTIONS
    • E21—EARTH OR ROCK DRILLING; MINING
    • E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B17/00—Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/02—Couplings; joints
    • E21B17/04—Couplings; joints between rod or the like and bit or between rod and rod or the like
    • E21B17/042—Threaded
    • E21B17/0426—Threaded with a threaded cylindrical portion, e.g. for percussion rods

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Geology (AREA)
  • Mining & Mineral Resources (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • Earth Drilling (AREA)
  • Paper (AREA)
NO162970A 1965-05-12 1966-05-11 NO124947B (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
NO170740A NO124948B (ja) 1965-05-12 1967-11-29

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US45509865A 1965-05-12 1965-05-12
US52500966A 1966-01-11 1966-01-11

Publications (1)

Publication Number Publication Date
NO124947B true NO124947B (ja) 1972-06-26

Family

ID=27037716

Family Applications (2)

Application Number Title Priority Date Filing Date
NO162970A NO124947B (ja) 1965-05-12 1966-05-11
NO170740A NO124948B (ja) 1965-05-12 1967-11-29

Family Applications After (1)

Application Number Title Priority Date Filing Date
NO170740A NO124948B (ja) 1965-05-12 1967-11-29

Country Status (2)

Country Link
DE (1) DE1483840C3 (ja)
NO (2) NO124947B (ja)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4127249C1 (ja) * 1991-08-17 1993-02-04 Gd-Anker Gmbh, 3370 Seesen, De
CA2204544C (en) * 1994-11-25 2005-01-11 Herbert Jun Papousek Coupling for anchor bars
DE10119569B4 (de) * 2001-04-21 2010-02-25 "Alwag" Tunnelausbau Gesellschaft Mbh Vorrichtung zur spanlosen Umformung
CN101845959B (zh) * 2009-12-23 2012-11-14 中国恩菲工程技术有限公司 一种锚杆

Also Published As

Publication number Publication date
NO124948B (ja) 1972-06-26
DE1483840A1 (de) 1970-03-05
DE1483840B2 (de) 1975-01-02
DE1483840C3 (de) 1975-08-14

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